import java.util.*;
public class EX15_2{
	public static void main(String args[]) {
		List<String> list=new LinkedList<String>();
		for(int i=0;i<=60096;i++) {
			list.add("speed"+i);
		}
		Iterator<String> iter = list.iterator();
		long starttime = System.currentTimeMillis();
		while(iter.hasNext()) {
			String te = iter.next();
		}
		long endTime = System.currentTimeMillis();
		long result = endTime-starttime;
		System.out.println("使用迭代器遍历集合所用时间:"+result+"毫秒");
		starttime= System.currentTimeMillis();
		for(int i =0;i<list.size();i++) {
			String te = list.get(i);
		}
		endTime= System.currentTimeMillis();
		result=endTime-starttime;
		System.out.println("使用get方法遍历集合所用时间:"+result+"毫秒");
	}
}
